diff --git a/sound/pci/via82xx_modem.c b/sound/pci/via82xx_modem.c
index 9b84d3fb9eaf..b32f84ac17cc 100644
--- a/sound/pci/via82xx_modem.c
+++ b/sound/pci/via82xx_modem.c
@@ -573,24 +573,18 @@ static inline unsigned int calc_linear_pos(struct via82xx_modem *chip,
 		       viadev->bufsize2, viadev->idx_table[idx].offset,
 		       viadev->idx_table[idx].size, count);
 #endif
-		if (count && size < count) {
+		if (! count)
+			/* bogus count 0 on the DMA boundary? */
+			res = viadev->idx_table[idx].offset;
+		else
+			/* count register returns full size
+			 * when end of buffer is reached
+			 */
+			res = viadev->idx_table[idx].offset + size;
+		if (check_invalid_pos(viadev, res)) {
 			dev_dbg(chip->card->dev,
-				"invalid via82xx_cur_ptr, using last valid pointer\n");
+				"invalid via82xx_cur_ptr (2), using last valid pointer\n");
 			res = viadev->lastpos;
-		} else {
-			if (! count)
-				/* bogus count 0 on the DMA boundary? */
-				res = viadev->idx_table[idx].offset;
-			else
-				/* count register returns full size
-				 * when end of buffer is reached
-				 */
-				res = viadev->idx_table[idx].offset + size;
-			if (check_invalid_pos(viadev, res)) {
-				dev_dbg(chip->card->dev,
-					"invalid via82xx_cur_ptr (2), using last valid pointer\n");
-				res = viadev->lastpos;
-			}
 		}
 	}
 	viadev->lastpos = res; /* remember the last position */